Combined clock and advertising display device



FIG. 1 is a front elevational view of a combined clock and advertising display device, showing my new design, the rear being a mirror image thereof;

FIG. 2 is a side elevational view, the opposite side being a mirror image thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof. 

The ornamental design for a combined clock and advertising display device, as shown and described. 